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path: root/drivers/clocksource/arm_arch_timer.c
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Diffstat (limited to 'drivers/clocksource/arm_arch_timer.c')
-rw-r--r--drivers/clocksource/arm_arch_timer.c52
1 files changed, 22 insertions, 30 deletions
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index 0aa135ddbf80..d6e3e49399dd 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -181,44 +181,36 @@ static irqreturn_t arch_timer_handler_virt_mem(int irq, void *dev_id)
return timer_handler(ARCH_TIMER_MEM_VIRT_ACCESS, evt);
}
-static __always_inline void timer_set_mode(const int access, int mode,
- struct clock_event_device *clk)
+static __always_inline int timer_shutdown(const int access,
+ struct clock_event_device *clk)
{
unsigned long ctrl;
- switch (mode) {
- case CLOCK_EVT_MODE_UNUSED:
- case CLOCK_EVT_MODE_SHUTDOWN:
- ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk);
- ctrl &= ~ARCH_TIMER_CTRL_ENABLE;
- arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
- break;
- default:
- break;
- }
+
+ ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk);
+ ctrl &= ~ARCH_TIMER_CTRL_ENABLE;
+ arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk);
+
+ return 0;
}
-static void arch_timer_set_mode_virt(enum clock_event_mode mode,
- struct clock_event_device *clk)
+static int arch_timer_shutdown_virt(struct clock_event_device *clk)
{
- timer_set_mode(ARCH_TIMER_VIRT_ACCESS, mode, clk);
+ return timer_shutdown(ARCH_TIMER_VIRT_ACCESS, clk);
}
-static void arch_timer_set_mode_phys(enum clock_event_mode mode,
- struct clock_event_device *clk)
+static int arch_timer_shutdown_phys(struct clock_event_device *clk)
{
- timer_set_mode(ARCH_TIMER_PHYS_ACCESS, mode, clk);
+ return timer_shutdown(ARCH_TIMER_PHYS_ACCESS, clk);
}
-static void arch_timer_set_mode_virt_mem(enum clock_event_mode mode,
- struct clock_event_device *clk)
+static int arch_timer_shutdown_virt_mem(struct clock_event_device *clk)
{
- timer_set_mode(ARCH_TIMER_MEM_VIRT_ACCESS, mode, clk);
+ return timer_shutdown(ARCH_TIMER_MEM_VIRT_ACCESS, clk);
}
-static void arch_timer_set_mode_phys_mem(enum clock_event_mode mode,
- struct clock_event_device *clk)
+static int arch_timer_shutdown_phys_mem(struct clock_event_device *clk)
{
- timer_set_mode(ARCH_TIMER_MEM_PHYS_ACCESS, mode, clk);
+ return timer_shutdown(ARCH_TIMER_MEM_PHYS_ACCESS, clk);
}
static __always_inline void set_next_event(const int access, unsigned long evt,
@@ -273,11 +265,11 @@ static void __arch_timer_setup(unsigned type,
clk->cpumask = cpumask_of(smp_processor_id());
if (arch_timer_use_virtual) {
clk->irq = arch_timer_ppi[VIRT_PPI];
- clk->set_mode = arch_timer_set_mode_virt;
+ clk->set_state_shutdown = arch_timer_shutdown_virt;
clk->set_next_event = arch_timer_set_next_event_virt;
} else {
clk->irq = arch_timer_ppi[PHYS_SECURE_PPI];
- clk->set_mode = arch_timer_set_mode_phys;
+ clk->set_state_shutdown = arch_timer_shutdown_phys;
clk->set_next_event = arch_timer_set_next_event_phys;
}
} else {
@@ -286,17 +278,17 @@ static void __arch_timer_setup(unsigned type,
clk->rating = 400;
clk->cpumask = cpu_all_mask;
if (arch_timer_mem_use_virtual) {
- clk->set_mode = arch_timer_set_mode_virt_mem;
+ clk->set_state_shutdown = arch_timer_shutdown_virt_mem;
clk->set_next_event =
arch_timer_set_next_event_virt_mem;
} else {
- clk->set_mode = arch_timer_set_mode_phys_mem;
+ clk->set_state_shutdown = arch_timer_shutdown_phys_mem;
clk->set_next_event =
arch_timer_set_next_event_phys_mem;
}
}
- clk->set_mode(CLOCK_EVT_MODE_SHUTDOWN, clk);
+ clk->set_state_shutdown(clk);
clockevents_config_and_register(clk, arch_timer_rate, 0xf, 0x7fffffff);
}
@@ -506,7 +498,7 @@ static void arch_timer_stop(struct clock_event_device *clk)
disable_percpu_irq(arch_timer_ppi[PHYS_NONSECURE_PPI]);
}
- clk->set_mode(CLOCK_EVT_MODE_UNUSED, clk);
+ clk->set_state_shutdown(clk);
}
static int arch_timer_cpu_notify(struct notifier_block *self,